REF DDFM 6m Contest
 Status:Active
 Geographic Focus:France
 Participation:Worldwide
 Mode:CW, SSB, FM
 Bands:6m Only
 Classes:(none)
 Exchange:RS(T) + Serial No. + 4-character grid square
 QSO Points:1 point per QSO
 Multipliers:Each F locator and each F department once
 Score Calculation:Total score = total QSO points x total mults
 E-mail logs to:(none)
 Upload log at:http://concours.r-e-f.org/tools/upload/thf.php
 Mail logs to:(none)
 Find rules at:https://concours.r-e-f.org/reglements/actuels/reg_ddfm50_fr_202301.pdf

 Future Dates
 1600Z, Jun 8 to 1600Z, Jun 9, 2024
 1600Z, Jun 14 to 1600Z, Jun 15, 2025
 1600Z, Jun 13 to 1600Z, Jun 14, 2026
 1600Z, Jun 12 to 1600Z, Jun 13, 2027
 1600Z, Jun 10 to 1600Z, Jun 11, 2028
 1600Z, Jun 9 to 1600Z, Jun 10, 2029
 
 Historical Dates
 1600Z, Jun 10 to 1600Z, Jun 11, 2023
 1600Z, Jun 11 to 1600Z, Jun 12, 2022
 1600Z, Jun 12 to 1600Z, Jun 13, 2021
 1600Z, Jun 13 to 1600Z, Jun 14, 2020
 1600Z, Jun 8 to 1600Z, Jun 9, 2019
 1600Z, Jun 9 to 1600Z, Jun 10, 2018
 1600Z, Jun 10 to 1600Z, Jun 11, 2017
 1600Z, Jun 11 to 1600Z, Jun 12, 2016
 1600Z, Jun 13 to 1600Z, Jun 14, 2015
 1600Z, Jun 14 to 1600Z, Jun 15, 2014
 1600Z, Jun 8 to 1600Z, Jun 9, 2013
 1600Z, Jun 9 to 1600Z, Jun 10, 2012
 1600Z, Jun 11 to 1600Z, Jun 12, 2011
 1600Z, Jun 12 to 1600Z, Jun 13, 2010
 1600Z, Jun 13 to 1600Z, Jun 14, 2009
 1600Z, Jun 14 to 1600Z, Jun 15, 2008
 1600Z, Jun 9 to 1600Z, Jun 10, 2007
 1600Z, Jun 10 to 1600Z, Jun 11, 2006
 CW,SSB,FM: 6m: 1600Z, Jun 11 to 1600Z, Jun 12, 2005